Home / 5,154,181.04-7,112,866.20-2,862,556.40

Finding the Fourth Proportional to 5,154,181.04, 7,112,866.20 and 2,862,556.40

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Solution

The fourth proportional to 5,154,181.04, 7,112,866.20 and 2,862,556.40 is: 3,950,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,181.04 : 7,112,866.20 = 2,862,556.40 : x
  2. Step 2: Convert to fraction form
    5,154,181.04/7,112,866.20 = 2,862,556.40/x
  3. Step 3: Cross multiply
    5,154,181.04x = 7,112,866.20 × 2,862,556.40
  4. Step 4: Simplify right side
    5,154,181.04x = 20,360,980,663,153.68
  5. Step 5: Solve for x
    x = 20,360,980,663,153.68/5,154,181.04
  6. Step 6: Final answer
    x = 3,950,381.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.